Finding the Fourth Proportional to 2,873.58, 4,309.38 and 1,229.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,873.58 : 4,309.38 = 1,229.82 : x
2. Step 2: Convert to fraction form
   2,873.58/4,309.38 = 1,229.82/x
3. Step 3: Cross multiply
   2,873.58x = 4,309.38 × 1,229.82
4. Step 4: Simplify right side
   2,873.58x = 5,299,761.71
5. Step 5: Solve for x
   x = 5,299,761.71/2,873.58
6. Step 6: Final answer
   x = 1,844.31